build: telephony: Only include VoiceDialer in telephony builds

For WiFi only devices, they don't want this by default.

Change-Id: I4d07ab25d971f8a50beb84e2fd5f6d0bf1aeb8fe
CM11 Themes: Add feature for new themes.

Change-Id: I0da30606534c13a43de33bef08f79fbbb1b348d3